diff --git a/templates/test/unit/src/org/netbeans/modules/templates/ui/TemplatesPanelTest.java b/templates/test/unit/src/org/netbeans/modules/templates/ui/TemplatesPanelTest.java
--- a/templates/test/unit/src/org/netbeans/modules/templates/ui/TemplatesPanelTest.java
+++ b/templates/test/unit/src/org/netbeans/modules/templates/ui/TemplatesPanelTest.java
@@ -131,6 +131,7 @@
         FileObject root = FileUtil.getConfigRoot();
         FileObject fo = FileUtil.createFolder(root, "Templates/SimpleFolder");
         try {
+            try {Thread.sleep(500); } catch (InterruptedException iex) {}
             fo.setAttribute("simple", Boolean.FALSE);
             Node n = TemplatesPanel.getTemplateRootNode();
             Node[] arr = n.getChildren().getNodes(true);